const cron = require('node-cron'),
  debug = require('debug')('maintainer:main'),
  isProd = (process.env.NODE_ENV && process.env.NODE_ENV.toLowerCase() == "production") || false,
  // dbcon = require('./db/connect'),
  dbcon = require('../server/helpers/db/connect'),
  models = require('../server/model'),
  mongoose = require('mongoose'),
  // Location = require('../shared/model/location')(mongoose),
  utils = require(isProd ? '../agmission/helpers/utils' : '../server/helpers/utils'),
  dbUtil = require('./db-utils')(mongoose),
  moment = require('moment');

debug("Is Prod", isProd);
const runUTC = moment.utc();

process
  .on('uncaughtException', function (err) {
    debug(err);
    debug("Node NOT Exiting...");
    process.exit(1);
  })
  .on('unhandledRejection', (reason, p) => {
    debug(reason, 'Unhandled Rejection at Promise', p);
  });

/*
* * * * * *
| | | | | |
| | | | | day of week
| | | | month
| | | day of month
| | hour
| minute
second ( optional )

field	        value
second	      0-59
minute	      0-59
hour	        0-23
day of month	1-31
month	        1-12 (or names)
day of week	  0-7 (or names, 0 or 7 are Sunday)
*/

const cleanMarkedDeleteData = isProd ? '0 1 * * 7' : `${runUTC.minute() + 2} ${runUTC.hour()} ${runUTC.date()} * *`;
//if isProd run “At 01:00 on every 7th day-of-week.”
cron.schedule(cleanMarkedDeleteData, async () => {

  debug("Start cleanMarkedDeleteData Task at %s ...", moment.utc().toISOString());
  const delCustomers = await models.Customer.find({ markedDelete: true });

  debug(`There are ${delCustomers.length} to delete !`);

  debug("cleanMarkedDeleteData is Done.");
},
  {
    scheduled: true,
    timezone: "Etc/UTC"
  });


// const cleanTempFilesTiming = isProd ? '5 1 * * 7' : `*/30 * * * * *`;
// // In Production mode, run “At 01:05 on every 7th day-of-week.”
// cron.schedule(cleanTempFilesTiming, () => {
//   debug("Start cleaning temp. files ...", moment.utc().toISOString());
//   const tempPaths = isProd ?
//     ['/media/ssd1/agmission/.tmp/', '/media/ssd1/agmission/reports/dat/'] :
//     ['/media/data/trung/work/AgMission/trunk/Development/server/.tmp/', '/media/data/trung/work/AgMission/trunk/Development/server/reports/dat/'];

//   const numOfDays = isProd ? 7 : 1;
//   let delCmd = tempPaths.map(p => `find ${p} -mindepth 1 -mtime +${numOfDays} -daystart -prune -exec rm -f -R {} \\;`);
//   delCmd = delCmd.join(' ; ');

//   utils.execAsync(delCmd)
//     .then(() => {
//       debug("Cleaning temp files is Done.");
//     })
//     .catch(err => {
//       debug(err.stack);
//     });
// },
//   {
//     scheduled: true,
//     timezone: "Etc/UTC"
//   });

// const updateObstaclesTiming = isProd ? '30 1 1 */1 *' : `${runUTC.minute() + 1} ${runUTC.hour()} ${runUTC.date()} * *`;
// // In Production mode, run “At 01:30 on day-of-month 1 in every month.”
// cron.schedule(updateObstaclesTiming, () => {
//   const task = 'Updating obstacles';
//   debug(`Start ${task} ...`, moment.utc().toISOString());

//   dbUtil.updateFAAObstaclesASync()
//     .then(() => {
//     })
//     .catch(err => {
//       debug(isProd ? err.message : err.stack);
//     })
//     .finally(() => {
//       debug(`${task} is Done.`);
//     });
// },
//   {
//     scheduled: true,
//     timezone: "Etc/UTC"
//   });